cohen.ES {pwr} | R Documentation |
Give the conventional effect size (small, medium, large) for the tests available in this package
cohen.ES(test = c("p", "t", "r", "anov", "chisq", "f2"), size = c("small", "medium", "large"))
test |
The statistical test of interest |
size |
The ES : small, medium of large? |
The corresponding effect size
Stéphane CHAMPELY
J. Cohen (1988) Statistical power analysis for the behavioral sciences. Lawrence Erlbaum Associates, publishers.
## medium effect size for the correlation test cohen.ES(test="r",size="medium")